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This page displays all 「FI」 in main group B21D31/00. |
HB:Handbook | ||||
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CC:Concordance | |||||
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Other methods for working sheet metal, metal tubes, metal profiles (deforming one surface of tubes helically by rolling B21H 3/00; upsetting B21J 5/08; embossing decorations or marksB44B 5/00) | HB | CC | 4E049 | |
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Embossing patterns | HB | CC | 4E049 | |
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.with rolls | HB | CC | 4E049 | |
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Others | HB | CC | 4E049 | |
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.Stabbing or piercing, e.g. for making sieves | HB | CC | 4E049 | |
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.Expanding other than provided for in groups B21D 1/00-B21D 28/00, e.g. for making expanded metal () [2] | HB | CC | 4E049 | |
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Making expanded metal | HB | CC | 4E049 | |
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.Making grids for lead batteries | HB | CC | 4E049 | |
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Others | HB | CC | 4E049 | |
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.Deforming sheet metal, tubes or profiles by sequential impacts, e.g. hammering, beating, peen forming | HB | CC | 4E049 | |